From owner-freebsd-hackers Sun Feb 9 15:13:32 1997 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.5/8.8.5) id PAA16657 for hackers-outgoing; Sun, 9 Feb 1997 15:13:32 -0800 (PST) Received: from sax.sax.de (sax.sax.de [193.175.26.33]) by freefall.freebsd.org (8.8.5/8.8.5) with SMTP id PAA16650 for ; Sun, 9 Feb 1997 15:13:27 -0800 (PST) Received: (from uucp@localhost) by sax.sax.de (8.6.12/8.6.12-s1) with UUCP id AAA03781; Mon, 10 Feb 1997 00:13:25 +0100 Received: (from j@localhost) by uriah.heep.sax.de (8.8.5/8.6.9) id WAA15603; Sun, 9 Feb 1997 22:10:10 +0100 (MET) Message-ID: Date: Sun, 9 Feb 1997 22:10:10 +0100 From: j@uriah.heep.sax.de (J Wunsch) To: freebsd-hackers@freebsd.org (FreeBSD hackers) Cc: ponds!rivers@dg-rtp.dg.com (Thomas David Rivers) Subject: Re: daily panics, ffs_valloc: dup alloc - Good news! References: <199702091853.NAA24339@lakes.water.net> X-Mailer: Mutt 0.55-PL10 Mime-Version: 1.0 X-Phone: +49-351-2012 669 X-PGP-Fingerprint: DC 47 E6 E4 FF A6 E9 8F 93 21 E0 7D F9 12 D6 4E Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch) In-Reply-To: <199702091853.NAA24339@lakes.water.net>; from Thomas David Rivers on Feb 9, 1997 13:53:34 -0500 Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk As Thomas David Rivers wrote: > As I said before; I would test our Joerg's supposition. I'm happy to > report it seems to be right on the money! (Good work!) > I built a new "newfs", with NTRACKS bumped to 2 and NSECTORS dropped > to 2048. Great to hear! The `Good work' is your flowers: you've done the major part here. > We should probably go ahead and use this work-around in 2.1.7 and > 2.2. I'm also for it. What do other people think? > [Now, the question becomes how to adjust an existing file system; which > I don't think can be done :-) ] I think you could modify tunefs(8) to do just this. Remember to umount the filesystem before, since the umount might update that part of the superblocks (i'm not sure). -- cheers, J"org joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE Never trust an operating system you don't have sources for. ;-)